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https://github.com/DarkPlacesEngine/gmqcc.git
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66 lines
2.3 KiB
C
66 lines
2.3 KiB
C
/*
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* Copyright (C) 2012
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* Dale Weiler
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is furnished to do
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* so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include <stdint.h>
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#include <stdlib.h>
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#include "gmqcc.h"
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/*
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* The compiler has it's own memory tracker / allocator for debugging
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* reasons. It will help find things like buggy CSE or OOMs (if this
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* compiler ever grows to that point.)
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*/
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struct memblock_t {
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const char *file;
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unsigned int line;
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unsigned int byte;
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};
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void *memory_a(unsigned int byte, unsigned int line, const char *file) {
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struct memblock_t *data = malloc(sizeof(struct memblock_t) + byte);
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if (!data) return NULL;
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data->line = line;
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data->byte = byte;
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data->file = file;
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printf("[MEM] allocation: %08u (bytes) at %s:%u\n", byte, file, line);
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return (void*)((uintptr_t)data+sizeof(struct memblock_t));
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}
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void memory_d(void *ptrn, unsigned int line, const char *file) {
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if (!ptrn) return;
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void *data = (void*)((uintptr_t)ptrn-sizeof(struct memblock_t));
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struct memblock_t *info = (struct memblock_t*)data;
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printf("[MEM] released: %08u (bytes) at %s:%u\n", info->byte, file, line);
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free(data);
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}
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/*
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* Ensure the macros are not already defined otherwise the memory
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* tracker will fail. I hate trying to fix macro bugs, this should
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* help stop any of that from occuring.
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*/
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#ifdef mem_a
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#undef mem_a
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#endif
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#ifdef mem_d
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#undef mem_d
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#endif
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